Finding the Fourth Proportional to 31,726,079.58, 47,589,283.58 and 14,442,193.14
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Solution
The fourth proportional to 31,726,079.58, 47,589,283.58 and 14,442,193.14 is: 21,663,364.46
Step by Step Solution
- Step 1: Write the proportion equation
31,726,079.58 : 47,589,283.58 = 14,442,193.14 : x - Step 2: Convert to fraction form
31,726,079.58/47,589,283.58 = 14,442,193.14/x - Step 3: Cross multiply
31,726,079.58x = 47,589,283.58 × 14,442,193.14 - Step 4: Simplify right side
31,726,079.58x = 687,293,624,856,590.62 - Step 5: Solve for x
x = 687,293,624,856,590.62/31,726,079.58 - Step 6: Final answer
x = 21,663,364.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.